Keiki Yamada

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Printing method and device having first and second printing units
- Patent number 8,459,886
- Issue date Jun 11, 2013
- Mitsubishi Electric Corporation
- Ichirou Furuki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Authenticated device, authenticating device and authenticating method
- Patent number 8,422,672
- Issue date Apr 16, 2013
- Mitsubishi Electric Corporation
- Takehiro Ohkoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information storage device, information storage program, verificati...
- Patent number 8,004,404
- Issue date Aug 23, 2011
- Mitsubishi Electric Corporation
- Yukio Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data conversion apparatus and data conversion method
- Patent number 7,949,807
- Issue date May 24, 2011
- Mitsubishi Electric Corporation
- Tsuneo Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authenticating device, authenticated device and key updating method
- Patent number 7,721,092
- Issue date May 18, 2010
- Mitsubishi Electric Corporation
- Takehiro Ohkoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encrypted communication apparatus
- Patent number 7,587,590
- Issue date Sep 8, 2009
- Mitsubishi Electric Corporation
- Keiki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid crystal shutter panel, an optical printer head and a method...
- Patent number 7,081,929
- Issue date Jul 25, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Ichiro Furuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image enhancement device and image enhancement method of thermal pr...
- Patent number 7,042,479
- Issue date May 9, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Ichiro Furuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color image display
- Patent number 7,034,801
- Issue date Apr 25, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Tsuneo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical printing device
- Patent number 6,930,699
- Issue date Aug 16, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid crystal control device to provide a uniform display or expos...
- Patent number 6,697,036
- Issue date Feb 24, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Transmissive color liquid crystal display
- Patent number 6,690,348
- Issue date Feb 10, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Tsuneo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical printing apparatus
- Patent number 6,545,696
- Issue date Apr 8, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical printing apparatus
- Patent number 6,504,566
- Issue date Jan 7, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical printing apparatus
- Patent number 6,414,705
- Issue date Jul 2, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat and light-sensitive recording material and recording method wi...
- Patent number 6,303,259
- Issue date Oct 16, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Kazuki Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical print head
- Patent number 6,281,923
- Issue date Aug 28, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical color printer assembly
- Patent number 6,141,065
- Issue date Oct 31, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Ichiro Furuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Halftone recording method and apparatus
- Patent number 6,031,554
- Issue date Feb 29, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ink jet printer
- Patent number 6,024,438
- Issue date Feb 15, 2000
- Mitsushita Denki Kabushiki Kaisha
- Keiichi Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Serial thermal recording apparatus
- Patent number 6,008,830
- Issue date Dec 28, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multiple element printer and method of adjusting thereof
- Patent number 5,988,790
- Issue date Nov 23, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Keiichi Koike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reversible thermal recording medium and method of producing the same
- Patent number 5,837,348
- Issue date Nov 17, 1998
- Toppan Printing Co., Inc.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermal recording medium
- Patent number 5,837,646
- Issue date Nov 17, 1998
- Toppan Printing Co., Ltd.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermal recording medium
- Patent number 5,837,647
- Issue date Nov 17, 1998
- Toppan Printing Co., Ltd.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermal recording medium and method of producing the same
- Patent number 5,672,559
- Issue date Sep 30, 1997
- Toppan Printing Co., Ltd.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermal recording medium and method of producing the same
- Patent number 5,658,845
- Issue date Aug 19, 1997
- Toppan Printing Co., Ltd.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reversible thermal recording medium and method of producing same
- Patent number 5,637,551
- Issue date Jun 10, 1997
- Toppan Printing Co., Ltd.
- Niro Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording and erasing system for themoreversible recording medium
- Patent number 5,537,138
- Issue date Jul 16, 1996
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electric field assisted thermal recording apparatus
- Patent number 5,534,906
- Issue date Jul 9, 1996
- Mitsubishi Denki Kabushiki Kaisha
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Printing Device and Printing Method
- Publication number 20090116893
- Publication date May 7, 2009
- Mitsubishi Electric Corporation
- Ichiro Furuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Information Storage Device, Information Storage Program, Verificati...
- Publication number 20090033510
- Publication date Feb 5, 2009
- Yukio Izumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data Conversion Apparatus and Data Conversion Method
- Publication number 20080276106
- Publication date Nov 6, 2008
- TOSOH CORPORTION
- Tsuneo Sato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Communication Apparatus and Communication Method
- Publication number 20080258864
- Publication date Oct 23, 2008
- MITSUBISHI ELECTEIC CORPORATION
- Takashi Hattori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Authenticating device, authenticated device and key updating method
- Publication number 20070150731
- Publication date Jun 28, 2007
- Mitsubishi Electric Corporation
- Takehiro Ohkoshi
- G07 - CHECKING-DEVICES
Information Patent Application
Image enhancement device and image enhancement method of thermal pr...
- Publication number 20050168561
- Publication date Aug 4, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Ichiro Furuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Encrypted communication apparatus
- Publication number 20040059908
- Publication date Mar 25, 2004
- Keiki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Color image display
- Publication number 20040041781
- Publication date Mar 4, 2004
- Tsuneo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Liquid crystal shutter panel, an optical printer head and a method...
- Publication number 20030147028
- Publication date Aug 7, 2003
- Ichiro Furuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Transmissive color liquid crystal display
- Publication number 20020080105
- Publication date Jun 27, 2002
- Tsuneo Sato
- G02 - OPTICS
Information Patent Application
Optical printing apparatus
- Publication number 20020071132
- Publication date Jun 13, 2002
- Keiki Yamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical printing device
- Publication number 20020054203
- Publication date May 9, 2002
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid crystal control device
- Publication number 20020024509
- Publication date Feb 28, 2002
- Keiki Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Keiki Yamada

Person

Patents Grantslast 30 patents

Printing method and device having first and second printing units

Authenticated device, authenticating device and authenticating method

Information storage device, information storage program, verificati...

Data conversion apparatus and data conversion method

Authenticating device, authenticated device and key updating method

Encrypted communication apparatus

Liquid crystal shutter panel, an optical printer head and a method...

Image enhancement device and image enhancement method of thermal pr...

Color image display

Optical printing device

Liquid crystal control device to provide a uniform display or expos...

Transmissive color liquid crystal display

Optical printing apparatus

Optical printing apparatus

Optical printing apparatus

Heat and light-sensitive recording material and recording method wi...

Optical print head

Optical color printer assembly

Halftone recording method and apparatus

Ink jet printer

Serial thermal recording apparatus

Multiple element printer and method of adjusting thereof

Reversible thermal recording medium and method of producing the same

Reversible thermal recording medium

Reversible thermal recording medium

Reversible thermal recording medium and method of producing the same

Reversible thermal recording medium and method of producing the same

Reversible thermal recording medium and method of producing same

Recording and erasing system for themoreversible recording medium

Electric field assisted thermal recording apparatus

Patents Applicationslast 30 patents

Printing Device and Printing Method

Information Storage Device, Information Storage Program, Verificati...

Data Conversion Apparatus and Data Conversion Method

Communication Apparatus and Communication Method

Authenticating device, authenticated device and key updating method

Image enhancement device and image enhancement method of thermal pr...

Encrypted communication apparatus

Color image display

Liquid crystal shutter panel, an optical printer head and a method...

Transmissive color liquid crystal display

Optical printing apparatus

Optical printing device

Liquid crystal control device